The 164 series hurricane impact resistant window system is designed for light commercial, new construction and replacement applications. Available in single-hung, single slider and picture window configurations, frames include the Florida flange, pre-punched fin and masonry clip. The system is engineered to meet coastal building code requirements up to and including the requirements of ASTM E 1886/1996, Wind Zone 3 with an AAMA rating of up to DP50.